/[cebix]/SheepShaver/src/kpx_cpu/sheepshaver_glue.cpp
ViewVC logotype

Diff of /SheepShaver/src/kpx_cpu/sheepshaver_glue.cpp

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 1.14 by gbeauche, Mon Nov 3 21:28:29 2003 UTC revision 1.15 by gbeauche, Tue Nov 4 20:48:29 2003 UTC
# Line 46  Line 46 
46  #define DEBUG 0  #define DEBUG 0
47  #include "debug.h"  #include "debug.h"
48    
49    // Emulation time statistics
50    #define EMUL_TIME_STATS 1
51    
52    #if EMUL_TIME_STATS
53    static clock_t emul_start_time;
54    static uint32 interrupt_count = 0;
55    static clock_t interrupt_time = 0;
56    static uint32 exec68k_count = 0;
57    static clock_t exec68k_time = 0;
58    static uint32 native_exec_count = 0;
59    static clock_t native_exec_time = 0;
60    static uint32 macos_exec_count = 0;
61    static clock_t macos_exec_time = 0;
62    #endif
63    
64  static void enter_mon(void)  static void enter_mon(void)
65  {  {
66          // Start up mon in real-mode          // Start up mon in real-mode
# Line 224  void sheepshaver_cpu::execute(uint32 ent Line 239  void sheepshaver_cpu::execute(uint32 ent
239  // Handle MacOS interrupt  // Handle MacOS interrupt
240  void sheepshaver_cpu::interrupt(uint32 entry)  void sheepshaver_cpu::interrupt(uint32 entry)
241  {  {
242    #if EMUL_TIME_STATS
243            interrupt_count++;
244            const clock_t interrupt_start = clock();
245    #endif
246    
247  #if !MULTICORE_CPU  #if !MULTICORE_CPU
248          // Save program counters and branch registers          // Save program counters and branch registers
249          uint32 saved_pc = pc();          uint32 saved_pc = pc();
# Line 277  void sheepshaver_cpu::interrupt(uint32 e Line 297  void sheepshaver_cpu::interrupt(uint32 e
297          ctr()= saved_ctr;          ctr()= saved_ctr;
298          gpr(1) = saved_sp;          gpr(1) = saved_sp;
299  #endif  #endif
300    
301    #if EMUL_TIME_STATS
302            interrupt_time += (clock() - interrupt_start);
303    #endif
304  }  }
305    
306  // Execute 68k routine  // Execute 68k routine
307  void sheepshaver_cpu::execute_68k(uint32 entry, M68kRegisters *r)  void sheepshaver_cpu::execute_68k(uint32 entry, M68kRegisters *r)
308  {  {
309    #if EMUL_TIME_STATS
310            exec68k_count++;
311            const clock_t exec68k_start = clock();
312    #endif
313    
314  #if SAFE_EXEC_68K  #if SAFE_EXEC_68K
315          if (ReadMacInt32(XLM_RUN_MODE) != MODE_EMUL_OP)          if (ReadMacInt32(XLM_RUN_MODE) != MODE_EMUL_OP)
316                  printf("FATAL: Execute68k() not called from EMUL_OP mode\n");                  printf("FATAL: Execute68k() not called from EMUL_OP mode\n");
# Line 364  void sheepshaver_cpu::execute_68k(uint32 Line 393  void sheepshaver_cpu::execute_68k(uint32
393          lr() = saved_lr;          lr() = saved_lr;
394          ctr()= saved_ctr;          ctr()= saved_ctr;
395          set_cr(saved_cr);          set_cr(saved_cr);
396    
397    #if EMUL_TIME_STATS
398            exec68k_time += (clock() - exec68k_start);
399    #endif
400  }  }
401    
402  // Call MacOS PPC code  // Call MacOS PPC code
403  uint32 sheepshaver_cpu::execute_macos_code(uint32 tvect, int nargs, uint32 const *args)  uint32 sheepshaver_cpu::execute_macos_code(uint32 tvect, int nargs, uint32 const *args)
404  {  {
405    #if EMUL_TIME_STATS
406            macos_exec_count++;
407            const clock_t macos_exec_start = clock();
408    #endif
409    
410          // Save program counters and branch registers          // Save program counters and branch registers
411          uint32 saved_pc = pc();          uint32 saved_pc = pc();
412          uint32 saved_lr = lr();          uint32 saved_lr = lr();
# Line 407  uint32 sheepshaver_cpu::execute_macos_co Line 445  uint32 sheepshaver_cpu::execute_macos_co
445          lr() = saved_lr;          lr() = saved_lr;
446          ctr()= saved_ctr;          ctr()= saved_ctr;
447    
448    #if EMUL_TIME_STATS
449            macos_exec_time += (clock() - macos_exec_start);
450    #endif
451    
452          return retval;          return retval;
453  }  }
454    
# Line 550  void init_emul_ppc(void) Line 592  void init_emul_ppc(void)
592          mon_add_command("regs", dump_registers, "regs                     Dump PowerPC registers\n");          mon_add_command("regs", dump_registers, "regs                     Dump PowerPC registers\n");
593          mon_add_command("log", dump_log, "log                      Dump PowerPC emulation log\n");          mon_add_command("log", dump_log, "log                      Dump PowerPC emulation log\n");
594  #endif  #endif
595    
596    #if EMUL_TIME_STATS
597            emul_start_time = clock();
598    #endif
599  }  }
600    
601  /*  /*
# Line 558  void init_emul_ppc(void) Line 604  void init_emul_ppc(void)
604    
605  void exit_emul_ppc(void)  void exit_emul_ppc(void)
606  {  {
607    #if EMUL_TIME_STATS
608            clock_t emul_end_time = clock();
609    
610            printf("### Statistics for SheepShaver emulation parts\n");
611            const clock_t emul_time = emul_end_time - emul_start_time;
612            printf("Total emulation time : %.1f sec\n", double(emul_time) / double(CLOCKS_PER_SEC));
613            printf("Total interrupt count: %d (%2.1f Hz)\n", interrupt_count,
614                       (double(interrupt_count) * CLOCKS_PER_SEC) / double(emul_time));
615    
616    #define PRINT_STATS(LABEL, VAR_PREFIX) do {                                                             \
617                    printf("Total " LABEL " count : %d\n", VAR_PREFIX##_count);             \
618                    printf("Total " LABEL " time  : %.1f sec (%.1f%%)\n",                   \
619                               double(VAR_PREFIX##_time) / double(CLOCKS_PER_SEC),          \
620                               100.0 * double(VAR_PREFIX##_time) / double(emul_time));      \
621            } while (0)
622    
623            PRINT_STATS("Execute68k[Trap] execution", exec68k);
624            PRINT_STATS("NativeOp execution", native_exec);
625            PRINT_STATS("MacOS routine execution", macos_exec);
626    
627    #undef PRINT_STATS
628            printf("\n");
629    #endif
630    
631          delete main_cpu;          delete main_cpu;
632  #if MULTICORE_CPU  #if MULTICORE_CPU
633          delete interrupt_cpu;          delete interrupt_cpu;
# Line 727  static void r_get_resource(void); Line 797  static void r_get_resource(void);
797    
798  static void NativeOp(int selector)  static void NativeOp(int selector)
799  {  {
800    #if EMUL_TIME_STATS
801            native_exec_count++;
802            const clock_t native_exec_start = clock();
803    #endif
804    
805          switch (selector) {          switch (selector) {
806          case NATIVE_PATCH_NAME_REGISTRY:          case NATIVE_PATCH_NAME_REGISTRY:
807                  DoPatchNameRegistry();                  DoPatchNameRegistry();
# Line 790  static void NativeOp(int selector) Line 865  static void NativeOp(int selector)
865                  QuitEmulator();                  QuitEmulator();
866                  break;                  break;
867          }          }
868    
869    #if EMUL_TIME_STATS
870            native_exec_time += (clock() - native_exec_start);
871    #endif
872  }  }
873    
874  /*  /*
Legend:
Removed from v.1.14  
changed lines
  Added in v.1.15
Christian Bauer">Christian Bauer
 ViewVC Help
Powered by ViewVC 1.1.15